5489540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{347}}^1$

素因数の和:476

約数の個数: 48

約数和(自身を含む): 13329792

約数和(自身を除く): 7840252

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 113, 140, 226, 347, 452, 565, 694, 791, 1130, 1388, 1582, 1735, 2260, 2429, 3164, 3470, 3955, 4858, 6940, 7910, 9716, 12145, 15820, 24290, 39211, 48580, 78422, 156844, 196055, 274477, 392110, 548954, 784220, 1097908, 1372385, 2744770, 5489540]

約数ペア:

[(1, 5489540), (2, 2744770), (4, 1372385), (5, 1097908), (7, 784220), (10, 548954), (14, 392110), (20, 274477), (28, 196055), (35, 156844), (70, 78422), (113, 48580), (140, 39211), (226, 24290), (347, 15820), (452, 12145), (565, 9716), (694, 7910), (791, 6940), (1130, 4858), (1388, 3955), (1582, 3470), (1735, 3164), (2260, 2429)]